[3] The terrain of the Northwest impacted the Modern style with architects making the conscious decision to preserve site elements like: Mountains, views of water, and paths of light.
[3] The defining characteristic of the wooden exterior and interiors came from the terrain of the Northwest too, with the abundance of tree species like redwood, douglas fir, and western red cedar.
[3] The style was developed by architects including Paul Thiry in Seattle[5] and John Yeon in Oregon, and was used most often in residential buildings.
[1][6] Other proponents of the style included Paul Hayden Kirk,[7] Benjamin F. McAdoo, Pietro Belluschi, John Storrs, Van Evera Bailey, Herman Brookman, and Saul Zaik.
[6][8] Some examples of Northwest Regional style include the Harry F. Wentz Studio on the Oregon coast, and the Museum of Contemporary Craft, John Yeon Speculative House, Aubrey R. Watzek House, Zion Lutheran Church, and Visitors Information Center in Portland.